1. On high-speed engines the plunger pumps are together in one unit. 2. Pumping stations were equipped with plunger pumps , driven by steam and diesel engines. 3. Plunger pumps component materials are chosen for wear and contact with the media type.4. Car washes often use these triplex-style plunger pumps ( perhaps without pulsation dampeners ). 5. Plunger pumps are used in applications that could range from.6. SPM sells flow control and plunger pumps to well-service companies that serve oil producers. 7. Triplex plunger pumps use three plungers, which reduces the pulsation of single reciprocating plunger pumps . 8. Rotary piston and plunger pumps use a valves at both the suction and discharge points. 9. Triplex plunger pumps use three plungers, which reduces the pulsation of single reciprocating plunger pumps. 10. A cast iron " crown wheel " drives a three-throw plunger pump , which has cylinders square.